ZERO Leaks: The New Standard

Vendor Management

The Complete Field Guide

We know quality. In fact, we wrote the book on it.

From industry veteran Glen Toepfer, a comprehensive compilation of 25 years of experience distilled into concise processes and protocols that ensure repeatable quality and efficiency across a broad range of geosynthetic projects.

“This is the kind of publication this industry has needed for many years. Concise, real-world information that helps everyone on the site. It should be required reading for almost everyone involved in a liner installation project.”